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|Valve Maintenance Guide|
# 07.12.2017 - 07:39:19
1. Valves stored for future use should be examined periodically. Their machining surfaces exposed to air have to remain clean. For ball valves, ports of either side should be stuffed and stored in open position. For gate valves, laboratory testing services and check valves, ports of either side should also be stuffed, but stored in close position. Please put the valves in the indoor cool place. Don't pile them up in mess and store outdoors.
2. Prior to installation, please check the pressure mark on the valves and see whether the port meet your application requirements. Take care of the delivery process to avoid impact that causes defections.
3. For installation, direct connect the valves to the pipeline at any position that is easy to operate and maintain. Please note that the flow direction of the medium inside test for machining center goes from lower position to the higher position. Lift check valve is only allowed to install horizontally.
4. When operating ball valves, check valves and gate valves, only fully open or fully close is allowed. Don't take them as throttle valves because it will make sealing face worn by fluid, accelerating abrasion. There are back seal devices inside the gate valves and outside screw check valves. So rotating handwheel to extreme upper position can prevent the medium from leakage.
5. Use hand wheels to open and close ball valves, check valves and gate valves. Don't use leverage or other tools which may damage the components. Turn handwheel clockwise to close the machining check, and turn handwheel counterclockwise to open the valves.
6. Turn the packing gland nuts evenly to avoid stem wear or tear. The stem damage will cause movement or leakage problems.
7. Always keep the valves clean during usage. The transmission screw must be lubricated periodically. When malfunction occurs, stop operating right away, figure out the problems and fix it.
Chiller tanks are the excellent tanks for the purpose of process cooling, which consist of two pump system. In this two-pump system, one pump is meant for maintaining constant water flow of water and the other pump is meant for the higher flows.
A lot of benefits can be seen in these chiller tanks. Similar flows as compared to the lower horsepower motors are supplied by the pumps of these tanks generally. The tanks consist of low maintenance cost as well as higher operating efficiency. Moreover, these are long lasting due to the reason they are stainless steel tanks. In these tanks, baffles and tank lid are mounted on a rugged structural base. The rugged structural base is coated with a rust preventative paint. TEFC pump motors, industrial duty pumps, motor starters and liquid tight electrical conduit are available with many of these tanks. These equipments allow you to get trouble free operation. Besides, you can install these tanks with ease. They are also easy to start up as well.
A number of more features can be seen in these tanks. The 1/2" thick insulation is mounted to a structural steel, which is available with the heavy gauge stainless steel tank. Apart, rust preventive paint is also coated on it. The process side thermometer and bras wall are also available with the tank. Pump discharges pressure gauges with brass project management inspection. These tanks consist of some other features as well such as 3" side overflow connection, and 1" side bottom drain connection with bronze shut-off valve.
Suction is included in the chiller tanks of the pump trim. The suction includes a bronze gauge valve or lever-operated butterfly valve. Whether it should include gauge valve or lever-operated butterfly valve, it depends upon the fact whether the pump has threaded or flanged connections.
These tanks can be availed from a plenty of shops. Besides conventional shops, these are also available on several online shops. On these websites, you can compare the prices as well as features of these tanks. The features of the chiller tanks of different brands can be seen on different Internet sites. Day by day, the demand of these chiller tanks is being increased. More features are being added by the different brands after seeing such a big demand of individuals. It can be hoped that these tanks will be available at much more cost effective prices as well as with brilliant quality in the coming time.
# 07.12.2017 - 07:52:29
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